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psblas3/base/serial/sort/psi_lcx_mod.f90

123 lines
4.0 KiB
Fortran

!
! Parallel Sparse BLAS version 3.5
! (C) Copyright 2006, 2010, 2015, 2017
! Salvatore Filippone Cranfield University
! Alfredo Buttari CNRS-IRIT, Toulouse
!
! Redistribution and use in source and binary forms, with or without
! modification, are permitted provided that the following conditions
! are met:
! 1. Redistributions of source code must retain the above copyright
! notice, this list of conditions and the following disclaimer.
! 2. Redistributions in binary form must reproduce the above copyright
! notice, this list of conditions, and the following disclaimer in the
! documentation and/or other materials provided with the distribution.
! 3. The name of the PSBLAS group or the names of its contributors may
! not be used to endorse or promote products derived from this
! software without specific written permission.
!
! THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
! ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
! TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
! PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE PSBLAS GROUP OR ITS CONTRIBUTORS
! BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
! CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
! SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
! INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
! CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
! ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
! POSSIBILITY OF SUCH DAMAGE.
!
!
module psi_lcx_mod
use psb_const_mod
interface operator(<)
module procedure psi_cllt, psi_zllt
end interface
interface operator(<=)
module procedure psi_clle, psi_zlle
end interface
interface operator(>)
module procedure psi_clgt, psi_zlgt
end interface
interface operator(>=)
module procedure psi_clge, psi_zlge
end interface
contains
function psi_cllt(a,b) result(res)
use psb_const_mod
complex(psb_spk_), intent(in) :: a,b
logical :: res
res = (real(a)<real(b)).or. &
& ((real(a) == real(b)).and.(aimag(a)<aimag(b)))
end function psi_cllt
function psi_clle(a,b) result(res)
use psb_const_mod
complex(psb_spk_), intent(in) :: a,b
logical :: res
res = (real(a)<real(b)).or. &
& ((real(a) == real(b)).and.(aimag(a)<=aimag(b)))
end function psi_clle
function psi_clgt(a,b) result(res)
use psb_const_mod
complex(psb_spk_), intent(in) :: a,b
logical :: res
res = (real(a)>real(b)).or. &
& ((real(a) == real(b)).and.(aimag(a)>aimag(b)))
end function psi_clgt
function psi_clge(a,b) result(res)
use psb_const_mod
complex(psb_spk_), intent(in) :: a,b
logical :: res
res = (real(a)>real(b)).or. &
& ((real(a) == real(b)).and.(aimag(a)>=aimag(b)))
end function psi_clge
function psi_zllt(a,b) result(res)
use psb_const_mod
complex(psb_dpk_), intent(in) :: a,b
logical :: res
res = (real(a)<real(b)).or. &
& ((real(a) == real(b)).and.(aimag(a)<aimag(b)))
end function psi_zllt
function psi_zlle(a,b) result(res)
use psb_const_mod
complex(psb_dpk_), intent(in) :: a,b
logical :: res
res = (real(a)<real(b)).or. &
& ((real(a) == real(b)).and.(aimag(a)<=aimag(b)))
end function psi_zlle
function psi_zlgt(a,b) result(res)
use psb_const_mod
complex(psb_dpk_), intent(in) :: a,b
logical :: res
res = (real(a)>real(b)).or. &
& ((real(a) == real(b)).and.(aimag(a)>aimag(b)))
end function psi_zlgt
function psi_zlge(a,b) result(res)
use psb_const_mod
complex(psb_dpk_), intent(in) :: a,b
logical :: res
res = (real(a)>real(b)).or. &
& ((real(a) == real(b)).and.(aimag(a)>=aimag(b)))
end function psi_zlge
end module psi_lcx_mod